OpenTechnical

OT-2026-000076714

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, vented before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000076714) never changes.

Identity and time

Publication numberOT-2026-000076714 · never reused
Internal UUID01a0ae94-b06f-78cc-8d80-00ffd6e00609 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076714
StatusPUBLIC

Content hashes

Canonical text651069e654376cade1258805b698759eb9ea6308ebb93e197bceb6f252777020
Markdown2e8b71ca7c43da385c2b45131f261f44d12dabc3930a87cf69b5a8cd93b4546b
PDF
Publication page4bbcb3532218386875e8606313ccc12665102777e21329aaba1653a9ec357e59
Manifest45ae1049e1c6aa79585d28d986b0c02587c3d62ab68ff7cb4fb562dc7230659a

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureJsiCXFUaAasOYLaDGbJUIfWKdGb8WY0IoJ4Fv/HIvFM/fimaXB6LW4a8U/JlRjIznzgkIa67uX3bhyJrUJYSBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:09:28.953679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076714
observed 4bbcb3532218386875e8606313ccc126...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:28.934509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076714/manifest.json
observed 45ae1049e1c6aa79585d28d986b0c025...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:28.912570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076714/publication.md
observed 2e8b71ca7c43da385c2b45131f261f44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:28.893550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076714/publication.txt
observed 651069e654376cade1258805b698759e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.